package gorqlite

import "testing"

func TestQueryOne(t *testing.T) {
	var wr WriteResult
	var qr QueryResult
	var wResults []WriteResult
	var qResults []QueryResult
	var err error

	t.Logf("trying Open")
	conn, err := Open(testUrl())
	if err != nil {
		t.Logf("--> FATAL")
		t.Fatal()
	}

	t.Logf("trying WriteOne DROP")
	wr, err = conn.WriteOne("DROP TABLE IF EXISTS " + testTableName())
	if err != nil {
		t.Logf("--> FATAL")
		t.Fatal()
	}

	t.Logf("trying WriteOne CREATE")
	wr, err = conn.WriteOne("CREATE TABLE " + testTableName() + " (id integer, name text)")
	if err != nil {
		t.Logf("--> FATAL")
		t.Fatal()
	}

	t.Logf("trying Write INSERT")
	s := make([]string, 0)
	s = append(s, "INSERT INTO "+testTableName()+" (id, name) VALUES ( 1, 'Romulan' )")
	s = append(s, "INSERT INTO "+testTableName()+" (id, name) VALUES ( 2, 'Vulcan' )")
	s = append(s, "INSERT INTO "+testTableName()+" (id, name) VALUES ( 3, 'Klingon' )")
	s = append(s, "INSERT INTO "+testTableName()+" (id, name) VALUES ( 4, 'Ferengi' )")
	s = append(s, "INSERT INTO "+testTableName()+" (id, name) VALUES ( 5, 'Cardassian' )")
	wResults, err = conn.Write(s)
	if err != nil {
		t.Logf("--> FATAL")
		t.Fatal()
	}

	t.Logf("trying QueryOne")
	qr, err = conn.QueryOne("SELECT name FROM " + testTableName() + " WHERE id > 3")
	if err != nil {
		t.Logf("--> FAILED")
		t.Fail()
	}

	t.Logf("trying Next()")
	na := qr.Next()
	if na != true {
		t.Logf("--> FAILED")
		t.Fail()
	}

	t.Logf("trying Map()")
	r, err := qr.Map()
	if err != nil {
		t.Logf("--> FAILED")
		t.Fail()
	}
	if r["name"].(string) != "Ferengi" {
		t.Logf("--> FAILED")
		t.Fail()
	}

	t.Logf("trying Scan(), also float64->int64 in Scan()")
	var id int64
	var name string
	err = qr.Scan(&id, &name)
	if err == nil {
		t.Logf("--> FAILED (%s)", err.Error())
		t.Fail()
	}
	err = qr.Scan(&name)
	if err != nil {
		t.Logf("--> FAILED (%s)", err.Error())
		t.Fail()
	}
	if name != "Ferengi" {
		t.Logf("--> FAILED, name should be 'Ferengi' but it's '%s'", name)
		t.Fail()
	}
	qr.Next()
	err = qr.Scan(&name)
	if name != "Cardassian" {
		t.Logf("--> FAILED")
		t.Fail()
	}

	t.Logf("trying WriteOne DROP")
	wr, err = conn.WriteOne("DROP TABLE IF EXISTS " + testTableName() + "")
	if err != nil {
		t.Logf("--> FAILED")
		t.Fail()
	}

	t.Logf("trying Close")
	conn.Close()

	t.Logf("trying WriteOne after Close")
	wr, err = conn.WriteOne("DROP TABLE IF EXISTS " + testTableName() + "")
	if err == nil {
		t.Logf("--> FAILED")
		t.Fail()
	}
	_ = wr

	t.Logf("trying Write after Close")
	t1 := make([]string, 0)
	t1 = append(t1, "DROP TABLE IF EXISTS "+testTableName()+"")
	t1 = append(t1, "DROP TABLE IF EXISTS "+testTableName()+"")
	wResults, err = conn.Write(t1)
	if err == nil {
		t.Logf("--> FAILED")
		t.Fail()
	}
	_ = wResults

	t.Logf("trying QueryOne after Close")
	qr, err = conn.QueryOne("SELECT id FROM " + testTableName() + "")
	if err == nil {
		t.Logf("--> FAILED")
		t.Fail()
	}
	_ = qr

	t.Logf("trying Query after Close")
	t2 := make([]string, 0)
	t2 = append(t2, "SELECT id FROM "+testTableName()+"")
	t2 = append(t2, "SELECT name FROM "+testTableName()+"")
	t2 = append(t2, "SELECT id,name FROM "+testTableName()+"")
	qResults, err = conn.Query(t2)
	if err == nil {
		t.Logf("--> FAILED")
		t.Fail()
	}
	_ = qResults

}